ABX Pentra 80 RAB108EA, User Manual

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Pentra 80
9–2
Pentra 80 - User Manual - RAB108EA
1. Glossary
Definition
accuracy
Ability of the instrument to agree with a predetermined reference value at
any «point within the operating range; closeness of a result to the true
(accepted) value»
agglutination Clump
background count Measure of the amount of electrical or particle interference
blank cycle Runs diluent through the system to clean it out
calibration
A procedure to standardize the instrument by determining its deviation
from calibration references and applying any necessary correction factors
calibration factors
These are correction factors that the system uses to fine-tune instrument
accuracy
calibrator
A substance traceable to a reference method for preparation or material,
used to calibrate, graduate, or adjust measurement
carryover
The amount, in percent, of blood cells remaining in diluent following the
cycling of a blood sample
cell control
A preparation made of human blood with stabilized cells and surrogate
material used for dailyinstrument quality control
characteristics See performance characteristics
coefficient of variation
An expression in percent of data (SD) spread related to the mean
CV%=(SD/mean)x100
control
A substance used for monitoring the performance of an analitycal process
or instrument
CV See Coefficient of variation
default An original factory setting
expiration date
The last day that you can use that specific lot number of reagent, control,
or calibrator
fL Abbreviation for femtoliter
femtoliter One quadrillionth (1015) of a liter
field An area on a screen for entering data
flags
on printouts or screens, letters or symbols that appear next to parameter
results to indicate specific conditions
linearity
The ability of an instrument to recover expected results (reference values
or calculated values) for such parameters as WBC, RBC, Hgb and Plt, at
varying levels of concentration of these parameters within specified limits
LIS Abbreviation for Laboratory Information System
lot number
A manufacturer’s code that identifies products such as reagents, controls
or calibrators
mean Arithmetic average of a group of data
order Set of data used for the request of the analytical process